11143300421201 has 16 divisors (see below), whose sum is σ = 12125928906000. Its totient is φ = 10179106860288.

The previous prime is 11143300421177. The next prime is 11143300421233. The reversal of 11143300421201 is 10212400334111.

It can be written as a sum of positive squares in 8 ways, for example, as 6147181381201 + 4996119040000 = 2479351^2 + 2235200^2 .

It is a cyclic number.

It is not a de Polignac number, because 11143300421201 - 2⁶ = 11143300421137 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11143300421501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10172006 + ... + 11214111.

It is an arithmetic number, because the mean of its divisors is an integer number (757870556625).

Almost surely, 2^{11143300421201} is an apocalyptic number.

It is an amenable number.

11143300421201 is a deficient number, since it is larger than the sum of its proper divisors (982628484799).

11143300421201 is a wasteful number, since it uses less digits than its factorization.

11143300421201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21386548.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 11143300421201 its reverse (10212400334111), we get a palindrome (21355700755312).

The spelling of 11143300421201 in words is "eleven trillion, one hundred forty-three billion, three hundred million, four hundred twenty-one thousand, two hundred one".